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LD1085P - STMicroelectronics

Description: LD1085P, Low Dropout Voltage Regulator, Adjustable 3A, 1.25 → 28 V ±1%, 3-Pin TO-220FP

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LD1085P - STMicroelectronics PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220FP_1-ren1
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3D Models
LD1085P - STMicroelectronics  - 3D model - Transistor Outline, Vertical - TO-220FP_1-ren1
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LD1085P Details

  • Manufacturer Part Number:

    LD1085P

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-220FP

  • Package Description:

    ROHS COMPLIANT, TO-220FP, 3 PIN

  • Pin Count:

    3

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    1.5 V

  • Dropout Voltage1-Nom:

    1.3 V

  • JESD-30 Code:

    R-XSFM-T3

  • JESD-609 Code:

    e3

  • Length:

    10.2 mm

  • Line Regulation-Max (%/V):

    0.014

  • Load Regulation-Max(%):

    0.4%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    3 A

  • Output Voltage1-Max:

    1.275 V

  • Output Voltage1-Min:

    1.225 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    TO-220

  • Package Equivalence Code:

    SIP3,.1ISO-TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    TUBE

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    20 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Width:

    4.5 mm

LD1085P Frequently Asked Questions (FAQs)

  • The LD1085P can handle input voltages up to 30V, but it's recommended to keep it below 25V for optimal performance and reliability.
  • To ensure stability, make sure to use a minimum output capacitance of 10uF, and a maximum ESR of 1 ohm. Also, keep the input and output capacitors close to the regulator to minimize parasitic inductance.
  • The LD1085P requires a minimum input voltage of 7.5V to function properly, but it's recommended to keep it above 8V for optimal performance.
  • The LD1085P is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage as the temperature increases to ensure reliability.
  • Use a TVS (Transient Voltage Suppressor) diode or a voltage clamp circuit to protect the LD1085P from input voltage surges and spikes. This will help prevent damage to the regulator and ensure reliable operation.

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LD1085P Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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